package com.Test.www;

/**
 * Created with IntelliJ IDEA.
 * Description:
 * User: 洪汤泽大帅哥
 * Date: 2024-10-24
 * Time: 19:51
 */
//汽车
class Car {
    private Tire t;
    private Engine e;

}
//轮胎
class Engine {
    public int a;
    public int b;
    public int c;
    public int d;
}
//发动机
public class Tire {
    public int a;
    public int b;
    public int c;
    public int d;
}